HEADER HYDROLASE 24-JUL-98 1BMQ TITLE CRYSTAL STRUCTURE OF THE COMPLEX OF INTERLEUKIN-1BETA CONVERTING TITLE 2 ENZYME (ICE) WITH A PEPTIDE BASED INHIBITOR, (3S )-N-METHANESULFONYL- TITLE 3 3-({1-[N-(2-NAPHTOYL)-L-VALYL]-L-PROLYL }AMINO)-4-OXOBUTANAMIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (INTERLEUKIN-1 BETA CONVERTASE); COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ICE, IL-1BETA CONVERTING ENZYME, CASPASE-1; COMPND 5 EC: 3.4.22.36; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: THE INHIBITOR IS COVALENTLY ATTACHED TO THE SULPHUR COMPND 8 ATOM OF CYSTEINE 285; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: PROTEIN (INTERLEUKIN-1 BETA CONVERTASE); COMPND 11 CHAIN: B; COMPND 12 SYNONYM: ICE; COMPND 13 EC: 3.4.22.36; COMPND 14 ENGINEERED: YES; COMPND 15 OTHER_DETAILS: THE INHIBITOR IS COVALENTLY ATTACHED TO THE SULPHUR COMPND 16 ATOM OF CYSTEINE 285 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-3C; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 15 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PET-3C KEYWDS CASPASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.OKAMOTO,H.ANAN,E.NAKAI,K.MORIHIRA,Y.YONETOKU,H.KURIHARA,N.KATAYAMA, AUTHOR 2 H.SAKASHITA,Y.TERAI,M.TAKEUCHI,T.SHIBANUMA,Y.ISOMURA REVDAT 5 09-AUG-23 1BMQ 1 REMARK LINK REVDAT 4 24-FEB-09 1BMQ 1 VERSN REVDAT 3 01-APR-03 1BMQ 1 JRNL REVDAT 2 22-DEC-99 1BMQ 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 29-JUL-98 1BMQ 0 JRNL AUTH Y.OKAMOTO,H.ANAN,E.NAKAI,K.MORIHIRA,Y.YONETOKU,H.KURIHARA, JRNL AUTH 2 H.SAKASHITA,Y.TERAI,M.TAKEUCHI,T.SHIBANUMA,Y.ISOMURA JRNL TITL PEPTIDE BASED INTERLEUKIN-1 BETA CONVERTING ENZYME (ICE) JRNL TITL 2 INHIBITORS: SYNTHESIS, STRUCTURE ACTIVITY RELATIONSHIPS AND JRNL TITL 3 CRYSTALLOGRAPHIC STUDY OF THE ICE-INHIBITOR COMPLEX. JRNL REF CHEM.PHARM.BULL. V. 47 11 1999 JRNL REFN ISSN 0009-2363 JRNL PMID 9987822 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.7 REMARK 3 NUMBER OF REFLECTIONS : 10838 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.233 REMARK 3 FREE R VALUE : 0.317 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1085 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.010 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.65 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1333 REMARK 3 BIN R VALUE (WORKING SET) : 0.3410 REMARK 3 BIN FREE R VALUE : 0.3820 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 144 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2032 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 38 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.50 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.45 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.58 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.500 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.770 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.880 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.710 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 4.230 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : MSI_XPLOR_PROTEIN_REP.PAR REMARK 3 PARAMETER FILE 2 : MNO.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : MSI_XPLOR_TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : MNO.TOPH REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BMQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008113. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-97 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : PROCESS REMARK 200 DATA SCALING SOFTWARE : PROCESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15819 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 60.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.1 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.09700 REMARK 200 R SYM (I) : 0.09700 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 1ICE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 10-15% REMARK 280 PEG 6000, 100MM HEPES PH 7.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 80.70000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 32.35000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 32.35000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 121.05000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 32.35000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 32.35000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 40.35000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 32.35000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 32.35000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 121.05000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 32.35000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 32.35000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 40.35000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 80.70000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6170 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12860 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -36.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 18090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -88.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 SER A 149 -60.22 -4.56 REMARK 500 SER A 175 -60.41 -120.29 REMARK 500 ASN A 205 58.14 36.92 REMARK 500 ARG A 221 131.68 -36.12 REMARK 500 SER A 229 -172.76 -175.56 REMARK 500 ASP A 254 72.41 -151.36 REMARK 500 CYS A 270 60.97 -167.17 REMARK 500 ILE B 328 109.76 -175.06 REMARK 500 ASP B 336 -10.96 66.02 REMARK 500 PRO B 343 -6.91 -55.95 REMARK 500 SER B 347 153.51 -48.31 REMARK 500 ASP B 381 70.10 -173.54 REMARK 500 ARG B 383 60.01 -102.73 REMARK 500 ARG B 391 46.84 39.81 REMARK 500 THR B 393 25.03 -140.41 REMARK 500 PHE B 401 54.78 38.87 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MNO A 601 DBREF 1BMQ A 131 297 UNP P29466 CASP1_HUMAN 131 297 DBREF 1BMQ B 317 404 UNP P29466 CASP1_HUMAN 317 404 SEQRES 1 A 167 GLY ASN VAL LYS LEU CYS SER LEU GLU GLU ALA GLN ARG SEQRES 2 A 167 ILE TRP LYS GLN LYS SER ALA GLU ILE TYR PRO ILE MET SEQRES 3 A 167 ASP LYS SER SER ARG THR ARG LEU ALA LEU ILE ILE CYS SEQRES 4 A 167 ASN GLU GLU PHE ASP SER ILE PRO ARG ARG THR GLY ALA SEQRES 5 A 167 GLU VAL ASP ILE THR GLY MET THR MET LEU LEU GLN ASN SEQRES 6 A 167 LEU GLY TYR SER VAL ASP VAL LYS LYS ASN LEU THR ALA SEQRES 7 A 167 SER ASP MET THR THR GLU LEU GLU ALA PHE ALA HIS ARG SEQRES 8 A 167 PRO GLU HIS LYS THR SER ASP SER THR PHE LEU VAL PHE SEQRES 9 A 167 MET SER HIS GLY ILE ARG GLU GLY ILE CYS GLY LYS LYS SEQRES 10 A 167 HIS SER GLU GLN VAL PRO ASP ILE LEU GLN LEU ASN ALA SEQRES 11 A 167 ILE PHE ASN MET LEU ASN THR LYS ASN CYS PRO SER LEU SEQRES 12 A 167 LYS ASP LYS PRO LYS VAL ILE ILE ILE GLN ALA CYS ARG SEQRES 13 A 167 GLY ASP SER PRO GLY VAL VAL TRP PHE LYS ASP SEQRES 1 B 88 ALA ILE LYS LYS ALA HIS ILE GLU LYS ASP PHE ILE ALA SEQRES 2 B 88 PHE CYS SER SER THR PRO ASP ASN VAL SER TRP ARG HIS SEQRES 3 B 88 PRO THR MET GLY SER VAL PHE ILE GLY ARG LEU ILE GLU SEQRES 4 B 88 HIS MET GLN GLU TYR ALA CYS SER CYS ASP VAL GLU GLU SEQRES 5 B 88 ILE PHE ARG LYS VAL ARG PHE SER PHE GLU GLN PRO ASP SEQRES 6 B 88 GLY ARG ALA GLN MET PRO THR THR GLU ARG VAL THR LEU SEQRES 7 B 88 THR ARG CYS PHE TYR LEU PHE PRO GLY HIS HET MNO A 601 38 HETNAM MNO (3S)-N-METHANESULFONYL-3-({1-[N-(2-NAPHTOYL)-L-VALYL]- HETNAM 2 MNO L-PROLYL}AMINO)-4-OXOBUTANAMIDE FORMUL 3 MNO C26 H32 N4 O7 S HELIX 1 1 LEU A 138 GLU A 151 1 14 HELIX 2 2 ALA A 182 LEU A 196 5 15 HELIX 3 3 ALA A 208 GLU A 214 1 7 HELIX 4 4 GLU A 216 HIS A 220 1 5 HELIX 5 5 PRO A 222 THR A 226 5 5 HELIX 6 6 LEU A 258 MET A 264 1 7 HELIX 7 7 VAL B 348 TYR B 360 1 13 HELIX 8 8 VAL B 366 PHE B 377 1 12 SHEET 1 A 4 SER A 199 LYS A 204 0 SHEET 2 A 4 LEU A 164 CYS A 169 1 N ALA A 165 O SER A 199 SHEET 3 A 4 SER A 229 MET A 235 1 N PHE A 231 O LEU A 164 SHEET 4 A 4 PRO A 277 GLN A 283 1 N PRO A 277 O THR A 230 SHEET 1 B 2 GLY A 242 CYS A 244 0 SHEET 2 B 2 ILE A 255 GLN A 257 -1 N LEU A 256 O ILE A 243 SHEET 1 C 2 ALA B 329 CYS B 331 0 SHEET 2 C 2 THR B 388 GLU B 390 -1 N GLU B 390 O ALA B 329 LINK SG CYS A 285 C27 MNO A 601 1555 1555 1.75 SITE 1 AC1 9 PRO A 177 ARG A 179 HIS A 237 GLY A 238 SITE 2 AC1 9 CYS A 285 SER B 339 TRP B 340 ARG B 341 SITE 3 AC1 9 ARG B 383 CRYST1 64.700 64.700 161.400 90.00 90.00 90.00 P 43 21 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.015456 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015456 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006196 0.00000